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Use of Mycorrhizal Fungi in Crop Production
  • 1. Which type of mycorrhizal fungi form a mutualistic symbiosis with the roots of most crop plants?
A) Orchid mycorrhizae
B) Arbuscular mycorrhizal fungi
C) Ectomycorrhizal fungi
D) Ericoid mycorrhizal fungi
  • 2. How does mycorrhizal fungi help improve water absorption by plants?
A) Stimulating water fixation
B) Increasing leaf surface area
C) Extending the root system
D) Reducing transpiration rates
  • 3. Which of the following nutrients are commonly facilitated by mycorrhizal fungi to plant roots?
A) Iron
B) Potassium
C) Nitrogen
D) Phosphorus
  • 4. Which crop plants benefit the most from mycorrhizal associations?
A) Leafy vegetables
B) Grains
C) Root crops
D) Legumes
  • 5. What is the term for the network of fungal filaments that extend into the soil and explore for nutrients?
A) Sporangium
B) Hyphae
C) Sclerotium
D) Mycelium
  • 6. How do mycorrhizal fungi enhance plant resistance to diseases?
A) Causing leaf discoloration
B) Activating plant defense mechanisms
C) Attracting harmful pests away
D) Inducing excessive flowering
  • 7. Which type of mycorrhizal fungi form a dense sheath around the plant roots?
A) Orchid mycorrhizae
B) Ectomycorrhizal fungi
C) Ericoid mycorrhizal fungi
D) Arbuscular mycorrhizal fungi
  • 8. Which of the following is a common method of applying mycorrhizal fungi in agriculture?
A) Flood irrigation
B) Aerial spraying
C) Seed inoculation
D) Steam sterilization
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